Base | Representation |
---|---|
bin | 1000001010100… |
… | …0001001000111 |
3 | 2101102201202120 |
4 | 2002220021013 |
5 | 32231240033 |
6 | 3221541023 |
7 | 564030144 |
oct | 202501107 |
9 | 71381676 |
10 | 34243143 |
11 | 18369420 |
12 | b574773 |
13 | 712c41c |
14 | 47953cb |
15 | 30161b3 |
hex | 20a8247 |
34243143 has 16 divisors (see below), whose sum is σ = 50627712. Its totient is φ = 20412000.
The previous prime is 34243133. The next prime is 34243147. The reversal of 34243143 is 34134243.
It is not a de Polignac number, because 34243143 - 212 = 34239047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (34243147) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6493 + ... + 10518.
It is an arithmetic number, because the mean of its divisors is an integer number (3164232).
Almost surely, 234243143 is an apocalyptic number.
34243143 is a gapful number since it is divisible by the number (33) formed by its first and last digit.
34243143 is a deficient number, since it is larger than the sum of its proper divisors (16384569).
34243143 is a wasteful number, since it uses less digits than its factorization.
34243143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17086.
The product of its digits is 3456, while the sum is 24.
The square root of 34243143 is about 5851.7640929894. The cubic root of 34243143 is about 324.7315906172.
Adding to 34243143 its reverse (34134243), we get a palindrome (68377386).
Subtracting from 34243143 its reverse (34134243), we obtain a square (108900 = 3302).
The spelling of 34243143 in words is "thirty-four million, two hundred forty-three thousand, one hundred forty-three".
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